—Mike’s parents have bought a 2-floor house with a swimming pool.— Oh, it________ be very expensive.
#76640
A
must
B
can
C
need
D
should
推荐题目
Nobody knows for sure how dinosaurs died out 65,000,000 years ago. It _______ because of sudden changes of their living conditions.
#62591
A
must have happened
B
would have happened
C
should have happened
D
might have happened
–Do we have to talk with Jack about that matter?–Yes, I think we __________.
#74145
A
can
B
may
C
should
D
could
I ________worry about my weekend—I always have my plans ready before it comes.
#63400
A
can’t
B
mustn’t
C
daren’t
D
needn’t
--It is really fun to hike and I often go hiking in the forest.--But hiking alone in the forest ______ be very dangerous.
#63596
A
can
B
must
C
shall
D
will
---I argued with my best friend . what advice do you have for me? ---Well, you _________ say you are sorry, although it’s not easy.
#76355
A
will
B
might
C
should
D
must